science

Log line

Log line is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Log line rather than just read about it. In short: A log line or logline is a brief (usually one-sentence) summary of a television program, film, short film or book, that states the central conflict of the story, often providing both a synopsis of the story's plot, and an emotional "hook" to stimulate interest. A one-sentence program summary in TV Guide is a log line. "A log line is a single sentence describing your entire story," however, "it is not a straight summ…

Key takeaways

Log line belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Log line to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Log line from memory before moving on to harder problems.

Reference excerpt

A log line or logline is a brief (usually one-sentence) summary of a television program, film, short film or book, that states the central conflict of the story, often providing both a synopsis of the story's plot, and an emotional "hook" to stimulate interest. A one-sentence program summary in TV Guide is a log line. "A log line is a single sentence describing your entire story," however, "it is not a straight summary of the project. It goes to the heart of what a project is about in one or two sentences, defining the theme of the project ... and suggest[ing] a bigger meaning." "A logline is a one-sentence summary of the story's main conflict. It is not a statement of theme but rather a premise." "A logline ... helps content creators simply and easily sell their work in a single sentence, because the emphasis is on what makes their property unique ... the logline provides the content creator with a concise way to focus on the three main anchors of their writing," the protagonist, the protagonist's wants (goal(s) or desire(s)), and what is at stake (risks). The term was introduced in 1982 to describe an entry in a television programming guide summarizing the plot of a show.

Elements Narrative elements often referenced in a logline include the setting, protagonist, antagonist, inciting incident, and a conflict and a goal (the conflict's resolution). Change, such as character growth, and action should be suggested. A log line should contain four facts: "the main character, what the main character wants," the villain(s) or obstacle(s), "standing in the way," and, "the unique aspect(s) of the story."

Examples Charlie Brown is finally invited to a Halloween party; Snoopy engages the Red Baron in a dogfight; and Linus waits patiently in the pumpkin patch for the Great Pumpkin. A talented but irresponsible teenager schemes to steal his college tuition money when his wealthy father refuses to pay for him to study acting at Juilliard.

Worked examples

Example 1 — a first encounter with Log line

Start with the simplest possible case. Write down what Log line claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Log line before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Log line ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Log line

In research: Log line appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Log line in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Log line is common in secondary-school and first-year university syllabi. It links to neighbouring topics Film and video terminology, Film terminology stubs, Television stubs, so understanding it makes those chapters shorter.
In everyday life: Look for Log line outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Log line in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Log line means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Log line out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Log line in simple terms?

Why does Log line matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Log line?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Log line.